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Stream Elevation Sensor 1049
1050 Spring Creek @ I-45
Key Map 292B
Sensor ID 1049
Sensor Type USGS Radar
Installed 6/14/1994
Flooding Likely 91.20'
Flooding Possible 88.20'
Bottom of Stream 70.30'
Tip of Orifice 115.00'
Measuring Plate 117.73'
External Link USGS
Water Level Forecast Information NWS
Benchmark 115.07'
RM 100075 stamped 100075 located on the upstream back of curb/inlet of south bound feeder lanes at south end of bridge, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.28'
As of July 1, 2007, the elevation datum was changed from 1929 NGVD, 1978 adjustment to the 1988 NAVD, 2001 adjustment.

The Stream Elevation chart showing Stream Elevation Left series.
Cross Section
Stream Elevation for sensor 1049 is 74.59'
Reading on 1/16/2021 7:20 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
10491/16/2021 7:20 AM74.59'
10491/16/2021 6:14 AM74.62'
10491/16/2021 2:14 AM74.69'
10491/16/2021 12:08 AM74.70'
10491/15/2021 10:14 PM74.77'
10491/15/2021 7:40 PM74.81'
10491/15/2021 6:14 PM74.85'
10491/15/2021 3:38 PM74.91'
10491/15/2021 2:14 PM74.94'
10491/15/2021 10:34 AM75.02'
10491/15/2021 10:14 AM75.04'
10491/15/2021 7:02 AM75.13'
10491/15/2021 6:14 AM75.17'
10491/15/2021 4:50 AM75.23'
10491/15/2021 2:28 AM75.34'
10491/15/2021 2:14 AM75.35'
10491/14/2021 11:46 PM75.45'
10491/14/2021 10:14 PM75.53'
10491/14/2021 9:46 PM75.56'
10491/14/2021 7:44 PM75.66'
10491/14/2021 6:14 PM75.76'
10491/14/2021 5:50 PM75.77'
10491/14/2021 3:56 PM75.88'
10491/14/2021 2:28 PM75.98'
10491/14/2021 2:14 PM76.00'
10491/14/2021 12:44 PM76.09'
10491/14/2021 10:44 AM76.20'
10491/14/2021 10:14 AM76.23'
10491/14/2021 8:32 AM76.31'
Flood Frequency
Elevation
10% (10-year)98.70'
2% (50-year)103.60'
1% (100-year)105.80'
.2% (500-year)111.60'
Historical Storm
Date
Event
Elevation
11/26/1985 101.00'
10/18/1994 111.60'
10/19/1998 101.10'
11/14/1998 103.30'
6/5/2001Allison #2105.10'
9/13/2008Ike97.70'
4/28/2009 92.90'
7/12/2012 98.10'
4/18/2016 104.10'
5/27/2016 108.50'
8/27/2017Harvey111.40'
High water mark elevations are approximate.
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